using Content.Shared.DeviceNetwork;
using Robust.Shared.GameStates;
using Robust.Shared.Prototypes;

namespace Content.Shared.SurveillanceCamera.Components;

[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
[Access(typeof(SharedSurveillanceCameraSystem))]
public sealed partial class SurveillanceCameraComponent : Component
{
    /// <summary>
    /// List of active viewers who have a PVS view subscription on this camera.
    /// This is for bookkeeping purposes,
    /// so that when a camera shuts down, any entity viewing it
    /// will immediately have their subscription revoked.
    /// </summary>
    [ViewVariables]
    public HashSet<EntityUid> ActivePvsViewers { get; } = new();

    /// <summary>
    /// Monitors != Viewers, as viewers are entities that are tied
    /// to a player session that's viewing from this camera
    ///
    /// Monitors are grouped sets of viewers, and may be
    /// completely different monitor types (e.g., monitor console,
    /// AI, etc.)
    /// </summary>
    [ViewVariables]
    public HashSet<EntityUid> ActiveMonitors { get; } = new();

    // If this camera is active or not. Deactivating a camera
    // will not allow it to obtain any new viewers.
    [DataField]
    public bool Active = true;

    // This one isn't easy to deal with. Will require a UI
    // to change/set this so mapping these in isn't
    // the most terrible thing possible.
    [DataField("id")]
    public string CameraId = "camera";

    /// <summary>
    /// If true, instead of showing the camera id it will show the entity name
    /// </summary>
    [DataField]
    public bool UseEntityNameAsCameraId = false;

    [DataField, AutoNetworkedField]
    public bool NameSet;

    [DataField, AutoNetworkedField]
    public bool NetworkSet;

    // This has to be device network frequency prototypes.
    [DataField("setupAvailableNetworks")]
    public List<ProtoId<DeviceFrequencyPrototype>> AvailableNetworks { get; private set; } = new();
}